メタデータ名 G20523436342
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0000000 36.4750000, 139.0062500 36.4750000, 139.0062500 36.4791667, 139.0000000 36.4791667, 139.0000000 36.4750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral